Finding the Fourth Proportional to 746,203,045.44, 1,029,754,448.88 and 411,689,665.92
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Solution
The fourth proportional to 746,203,045.44, 1,029,754,448.88 and 411,689,665.92 is: 568,128,564.51
Step by Step Solution
- Step 1: Write the proportion equation
746,203,045.44 : 1,029,754,448.88 = 411,689,665.92 : x - Step 2: Convert to fraction form
746,203,045.44/1,029,754,448.88 = 411,689,665.92/x - Step 3: Cross multiply
746,203,045.44x = 1,029,754,448.88 × 411,689,665.92 - Step 4: Simplify right side
746,203,045.44x = 423,939,265,039,040,960 - Step 5: Solve for x
x = 423,939,265,039,040,960/746,203,045.44 - Step 6: Final answer
x = 568,128,564.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.